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Simulating Doppler ultrasound signals from a steady flow in the stenosis
Author(s): ZHANG Yu, WANG Yuanyuan, WANG Weizuo
Pages: 457-
461
Year: 2003
Issue:
5
Journal: ACTA ACUSTICA
Abstract: 提出了一种狭窄血管内定常流多普勒血流信号的计算机仿真方法,在PC机上合成不同血流速度、狭窄血管段不同位置的多普勒信号.对这些仿真信号进行频谱分析,计算出相应的最大频率、平均频率和频谱宽度等参数.实验结果的分析验证了该仿真方法的有效性,为狭窄血管内多普勒血流信号的理解和进一步的特征提取提供了便利.
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